Link with mixed IR/non-IR objects

[Markus Trippelsdorf]

On 2011.04.27 at 06:49 -0700, H.J. wrote:
> Here is a proposal to link with mixed IR/non-IR objects:
> 
> * 2 kinds of object files
>   o non-IR object file has
>     * non-IR sections
>   o IR object file has
>     * IR sections
>     * non-IR sections
>     * The output of "ld -r" with mixed IR/non-IR objects should work
> with:
>         o Compilers/linkers with IR support.
> 	o Compilers/linkers without IR support.
> * Add the mixed object file which has
>   o IR sections
>   o non-IR sections:
>     * Object codes from IR sections.
>     * Object codes from non-IR object files.
>   o Object-only section:
>     * With section name ".gnu_object_only" and SHT_GNU_OBJECT_ONLY
> type
>     on ELF:
>     #define SHT_GNU_OBJECT_ONLY 0x6ffffff8	/* Object only */

I'm wondering if it wouldn't be better to simply use:
SHT_GNU_IRBITS (= 0x6fff4952)
that has already been proposed here:
http://gcc.gnu.org/wiki/whopr/driver ?

»Thus, we plan to mark the IR sections with a special section type,
SHT_GNU_IRBITS (= 0x6fff4952).«

-- 
Markus